Megawatt hours to tons of coal equivalent conversion calculator shown above calculates how many tons of coal equivalent are in 'X' megawatt hours (where 'X' is the number of megawatt hours to convert to tons of coal equivalent). In order to convert a value from megawatt hours to tons of coal equivalent (from MWh to TCE) type the number of MWh to be converted to TCE and then click on the 'convert' button.